Slendertone Abs S7 offers the greatest intensity (up to 150) and number of programmes (10). Within those programmes, there are 7 passive programmes (no physical activity required) and 3 active programmes (use the belt while doing exercise). Slendertone Abs S7 Features: Fit sizes: Waist: 27"- 47" / 69-119cm. 10 programmes: 7 are passive programmes (no physical activity required) and 3 are active (with physical activity). Programmes 1 to 6: Evolved programmes from Initiation to Pro. Programme 7: Specific Strength. Programme 8: Endurance (can be used with a low cardio activity. E.g. active walk or home bike). Programme 9: Beginner Crunch (use the belt while doing front crunches). Programme 10: Advanced Crunch (use the belt while doing lateral crunches). 0-150 intensity for maximum power to suit all users. 0-30 minute treatments. Built-in warm up and cool down phases to ensure correct muscle usage. Intelligent training system to auto-progress through the programmes. Patented 3 pads positioned around waist over the belly button and either side. Hand held rechargeable & interchangeable controller - suitable for use with Slendertone Arms Male Accessory. Certified to medical safety standards. * Slendertone ab belts must be used as per the guidelines stated in the instruction manual. For best results, we recommend that you use your Slendertone belt in conjunction with a normal, healthy diet and exercise. What’s in the Box: Slendertone Abs S7 garment. Rechargeable controller. Medical Grade Gel pads. Instruction manual. Quickstart guide. Travel pouch. Clinically Proven Results: All Slendertone products undergo rigorous clinical trials. Slendertone Abs S7 is clinically proven for a firmer and flatter stomach in 4 weeks: 100% of users reporting firmer more toned abs. 72% increase in abdominal endurance. 49% increase in abdominal strength. 20 mins = 120 abdominal crunches. Rechargeable hand-held controller - works with Arms accessory. *Clinical trial conducted by Dr. John Porcari, University of Wisconsin, La-Crosse. Flex & Walking (University of Ulster).